1. Perspective Formulas.

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Presentation transcript:

1. Perspective Formulas

2. Newman Projections

3. Conformations of Cyclohexanes Which elements are on the top face (up) of the molecule? _________________ Which elements are on the bottom face (down) of the molecule? _________________ Which elements are in axial positions on this conformation? _________________ Which elements are in equatorial positions on this conformation? _________________ Which elements would be up and axial after conformational inversion? _________________

3. Cyclohexanes (continued)

3. Cyclohexanes (continued 2)

4. Geometric Isomers

4. Geometric Isomers (continued)

5. Chirality Centers How many stereoisomers of tedanolide are theoretically possible? _____________

5. Stereochemical Configurations Don’t forget, if 4 group is not going back, you must rotate to make it go back

5. Stereochemical Configurations (continued)

6. Stereochemical Relationships

6. Stereochemical Relationships (continued)